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Eye is more sensitive to yellow …

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Eye is more sensitive to yellow colour. Why do then we use traffic light stop signals of red colour?
  • 2 answers

Preeti Kranti 7 years, 10 months ago

Since red light has longest wavelength or great er than the wavelength of yellow light therefore according to Rayleigh's criterion of scattering it is scattered less compared to yellow light and therefore can b seen from large distance

Vineet Kumar Gupta 7 years, 10 months ago

red light disperse less
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